--- jsr166/src/jsr166e/LongAdder.java	2013/01/06 18:50:00	1.12
+++ jsr166/src/jsr166e/LongAdder.java	2013/01/07 07:14:01	1.13
@@ -6,10 +6,7 @@
 
 package jsr166e;
 import java.util.concurrent.atomic.AtomicLong;
-import java.io.IOException;
 import java.io.Serializable;
-import java.io.ObjectInputStream;
-import java.io.ObjectOutputStream;
 
 /**
  * One or more variables that together maintain an initially zero
@@ -191,8 +188,8 @@ public class LongAdder extends Striped64
         s.writeLong(sum());
     }
 
-    private void readObject(ObjectInputStream s)
-        throws IOException, ClassNotFoundException {
+    private void readObject(java.io.ObjectInputStream s)
+        throws java.io.IOException, ClassNotFoundException {
         s.defaultReadObject();
         busy = 0;
         cells = null;